Method RemoveDevice

plugins/snapshots/devmapper/metadata.go:274–291

RemoveDevice removes device info from store.

(ctx context.Context, name string)

// RemoveDevice removes device info from store.
func (m *PoolMetadata) RemoveDevice(ctx context.Context, name string) error {
	return m.db.Update(func(tx *bolt.Tx) error {
		var (
			device = &DeviceInfo{}
			bucket = tx.Bucket(devicesBucketName)
		)

		if err := getObject(bucket, name, device); err != nil {
			return err
		}

		if err := bucket.Delete([]byte(name)); err != nil {
			return fmt.Errorf("failed to delete device info for %q: %w", name, err)
		}

		return markDeviceID(tx, device.DeviceID, deviceFree)
	})
}

// WalkDevices walks all devmapper devices in metadata store and invokes the callback with device info.
// The provided callback function must not modify the bucket.